[FS#3988] urlader partition no longer available on Fritzbox 7362 SL - wireless broken due to missing caldata

[OpenWrt Bugs]

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A new Flyspray task has been opened.  Details are below. 

User who did this - Jan Hoffmann (janhoffmann) 

Attached to Project - OpenWrt/LEDE Project
Summary - urlader partition no longer available on Fritzbox 7362 SL - wireless  broken due to missing caldata
Task Type - Bug Report
Category - Base system
Status - Unconfirmed
Assigned To - 
Operating System - All
Severity - Low
Priority - Very Low
Reported Version - Trunk
Due in Version - Undecided
Due Date - Undecided
Details - The //urlader// partition is no longer accessible with current master on a Fritzbox 7362 SL.

As a result, the wireless caldata cannot be loaded. The file ///lib/firmware/ath9k-eeprom-pci-0000:01:00.0.bin// is created but has a size of 0.

Relevant extract from //dmesg//:


[    0.569154] nand: device found, Manufacturer ID: 0x2c, Chip ID: 0xf1
[    0.574382] nand: Micron MT29F1G08ABADAWP
[    0.578061] nand: 128 MiB, SLC, erase size: 128 KiB, page size: 2048, OOB size: 64
[    0.585742] Scanning device for bad blocks
[    0.658779] 2 fixed-partitions partitions found on MTD device 14000000.flash
[    0.664433] Creating 2 MTD partitions on "14000000.flash":
[    0.669871] 0x000000000000-0x000000400000 : "kernel"
[    0.677067] 0x000000400000-0x000008000000 : "ubi"
...
[    0.706366] spi-nor spi0.4: s25fl008k (1024 Kbytes)
[    0.709836] 2 fixed-partitions partitions found on MTD device spi0.4
[    0.716236] Creating 2 MTD partitions on "spi0.4":
[    0.721045] 0x000000040000-0x0000000a0000 : "tffs (1)"
[    0.727521] 0x0000000a0000-0x000000100000 : "tffs (2)"
...
[   22.941707] ath9k 0000:01:00.0: enabling device (0000 -> 0002)
[   22.948389] ath9k 0000:01:00.0: Direct firmware load for ath9k-eeprom-pci-0000:01:00.0.bin failed with error -2
[   22.957623] ath9k 0000:01:00.0: Falling back to sysfs fallback for: ath9k-eeprom-pci-0000:01:00.0.bin
[   23.307603] ath: phy0: Unable to load EEPROM file ath9k-eeprom-pci-0000:01:00.0.bin
[   23.314006] ath9k 0000:01:00.0: Failed to initialize device
[   23.319532] ath9k: probe of 0000:01:00.0 failed with error -22


Maybe this is a side effect of the recent switch to nvmem-cells for reading the MAC address (as this uses the urlader partition)?

More information can be found at the following URL:
https://bugs.openwrt.org/index.php?do=details&task_id=3988

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